Nitrate Poisoning
With high nitrate levels with condusive conditions most forages can have the potential to become toxic with nitrates. Some species are more prone to this issue than other. If you think you may have some excess nitrates in your field left over from a failed crop or over application, ALWAYS get your forage tested before your concern becomes a reality. Learn more about nitrate poisining from the link below.
http://pods.dasnr.okstate.edu/docushare/dsweb/Get/Document-1996/PSS-2903web.pdf
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